Answer / hihi

open delta system or the v-v connection is used to minimise costs as it is a bank of 2 1-phase transformers can b used for the power supply purpose ..but its poweer output is 57% of the 3 ph transformer .. used wen less load cond so d losses r less ...and wen in fftute load requiremnt increases the 3rd windin is added

where we use zero sequence current transformer or core balancing ct.

2 Answers  

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How do we calculate over and under frequency tolerance from generator data?

0 Answers   DPS,

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how to find the resistance

3 Answers   Saint Gobain,

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what is the difference between earth and neutral?

56 Answers   Bhel, Emerson, HCL, JLL, L&T, Siemens, TVS,

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if a bird sits on the service wire it didn't get shock then why the human get shock when he touches it(assume that human is not on the ground and any object i.e. in space)?

5 Answers  

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what is photo voltic cell,& what are the materials associated with that?and any spcifications like volts/cm etc?

0 Answers  

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Explain how Hormonics will effect the Electrical System?

5 Answers  

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as a electrical student why should i hire you?

0 Answers   TCS,

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The screw thread commonly used for transmission of motion is one of the following types of threads

0 Answers   Caterpillar,

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what is relation between vector group of transformer and its load hormonics?

1 Answers   Sanmar,

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What is master trip relay? How does it work?

1 Answers  

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Can someone tell me how to calculate the size of a power cable? What are the factors involved in cable sizing?

5 Answers  

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